添加代理路由和配置版本的控制器与服务，更新数据库模型，完善API路由

atsf_server/model/proxy_route.go

@@ -0,0 +1,41 @@
+package model
+
+import "time"
+
+type ProxyRoute struct {
+	ID        uint      `json:"id" gorm:"primaryKey"`
+	Domain    string    `json:"domain" gorm:"uniqueIndex;size:255;not null"`
+	OriginURL string    `json:"origin_url" gorm:"size:2048;not null"`
+	Enabled   bool      `json:"enabled" gorm:"not null;default:true"`
+	Remark    string    `json:"remark" gorm:"size:255"`
+	CreatedAt time.Time `json:"created_at"`
+	UpdatedAt time.Time `json:"updated_at"`
+}
+
+func ListProxyRoutes() (routes []*ProxyRoute, err error) {
+	err = DB.Order("id desc").Find(&routes).Error
+	return routes, err
+}
+
+func GetEnabledProxyRoutes() (routes []*ProxyRoute, err error) {
+	err = DB.Where("enabled = ?", true).Order("domain asc").Find(&routes).Error
+	return routes, err
+}
+
+func GetProxyRouteByID(id uint) (*ProxyRoute, error) {
+	route := &ProxyRoute{}
+	err := DB.First(route, id).Error
+	return route, err
+}
+
+func (route *ProxyRoute) Insert() error {
+	return DB.Create(route).Error
+}
+
+func (route *ProxyRoute) Update() error {
+	return DB.Model(route).Select("domain", "origin_url", "enabled", "remark").Updates(route).Error
+}
+
+func (route *ProxyRoute) Delete() error {
+	return DB.Delete(route).Error
+}